General
- Target a8701b8d256bbccb00be92735e6b98f258d79efb875d8839e1c0ce09d16c3733
- Size 797KB
- Sample210908-k3cafshdal
- SHA256 a8701b8d256bbccb00be92735e6b98f258d79efb875d8839e1c0ce09d16c3733
- MD5 c04e0e7fc9399d95c42611a9bb8b0e90
- SHA1 d3c65ae27e5763faff80e11b5c7607ee81b0e825
- SHA512 b35b8bd47261878dc0a1384515736154a59a0c3dcbf10a317e33fe5fcd79a39d730a348041ca2723164b8e9cde79972a8816d2713aa273f2215589ee6f129964
- MD5 SHA1 SHA512
Static task
static1
Behavioral task
behavioral1
Sample
a8701b8d256bbccb00be92735e6b98f258d79efb875d8839e1c0ce09d16c3733.exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
a8701b8d256bbccb00be92735e6b98f258d79efb875d8839e1c0ce09d16c3733.exe
Resource
win10-en
Malware Config
Extracted
-
vidar
-
40.5
-
517
-
https://gheorghip.tumblr.com/
-
profile_id
517
Targets
-
- Target a8701b8d256bbccb00be92735e6b98f258d79efb875d8839e1c0ce09d16c3733
- Size 797KB
- SHA256 a8701b8d256bbccb00be92735e6b98f258d79efb875d8839e1c0ce09d16c3733
- MD5 c04e0e7fc9399d95c42611a9bb8b0e90
- SHA1 d3c65ae27e5763faff80e11b5c7607ee81b0e825
- SHA512 b35b8bd47261878dc0a1384515736154a59a0c3dcbf10a317e33fe5fcd79a39d730a348041ca2723164b8e9cde79972a8816d2713aa273f2215589ee6f129964
- MD5 SHA1 SHA512
-
Detected Djvu ransomeware
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suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
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suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
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suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
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suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
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Vidar Stealer
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Downloads MZ/PE file
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Executes dropped EXE
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Loads dropped DLL
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Modifies file permissions
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext